Home / 40,085-63,470

Finding the Third Proportional to 40,085 and 63,470

Calculator

Solution

The third proportional to 40,085 and 63,470 is: 100,497.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,085 : 63,470 = 63,470 : x
  2. Step 2: Convert to fraction form
    40,085/63,470 = 63,470/x
  3. Step 3: Cross multiply
    40,085x = 63,470 × 63,470
  4. Step 4: Simplify right side
    40,085x = 4,028,440,900
  5. Step 5: Solve for x
    x = 4,028,440,900/40,085
  6. Step 6: Final answer
    x = 100,497.47

Related Problems

Find third proportional to 20,042.50 and 31,735
Half scale
Find third proportional to 80,170 and 126,940
Double scale
Find third proportional to 40,087 and 63,473
Similar ratio
Find third proportional to 60,127.50 and 95,205
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.